公开(公告)号：US09647340B2

公开(公告)日：2017-05-09

申请号：US14554858

申请日：2014-11-26

申请人： TOKO, INC.

发明人： Masayoshi Yagi ,  Kazunari Ishii

IPC分类号： H01Q7/06 ,  H01Q7/00 ,  H01Q21/24 ,  H01F5/02

CPC分类号： H01Q7/06 ,  H01F5/02 ,  H01F2005/027 ,  H01Q7/00 ,  H01Q21/24

摘要： A three-axis antenna containing: a bobbin for housing a core, made of a resin having an top flange and a bottom flange both of which include four flange pieces at both ends of the winding column in the thickness direction of the core; a first coil and a second coil wound in the spaces between the flange pieces to cross each other at the upper and lower surfaces of the core; and a third coil wound at the side surface of the core and between the top flange and the bottom flange.

公开(公告)号：US09543656B2

公开(公告)日：2017-01-10

申请号：US14596844

申请日：2015-01-14

申请人： TOKO, INC.

发明人： Kachiyasu Sato ,  Kazuhisa Sano ,  Kazuhiro Itoh

IPC分类号： H01Q7/06 ,  H01Q1/22 ,  H01Q1/32 ,  H01Q21/24 ,  H01Q21/28 ,  H01Q21/20 ,  H01Q21/06

CPC分类号： H01Q7/06 ,  H01Q1/2225 ,  H01Q1/3241 ,  H01Q21/061 ,  H01Q21/205 ,  H01Q21/24 ,  H01Q21/28

摘要： A three-axis antenna having a first to a third antenna coils arranged so that directions of the maximum reception sensitivities are orthogonal to each other, the first to the third antenna coils comprising respectively: a planar coil being wound around the winding axis in circumferential direction and has an aperture; and a foil-type core inserted in the aperture; the foil-type core being arranged a plane to be in parallel to the plane of the first to the third coils.

摘要翻译： 一种具有第一至第三天线线圈的三轴天线，其布置成使得最大接收灵敏度的方向彼此正交，所述第一至第三天线线圈分别包括：绕线圈绕圆周方向缠绕的平面线圈 并具有孔径; 以及插入所述孔中的箔型芯; 箔型芯被布置成平行于第一至第三线圈的平面的平面。

公开(公告)号：US08461723B2

公开(公告)日：2013-06-11

申请号：US12653266

申请日：2009-12-09

申请人： Hideki Kojima

发明人： Hideki Kojima

IPC分类号： H01F38/00

CPC分类号： H02M7/53871 ,  Y02B70/1441

摘要： A non-contact electric power transmission circuit according to an embodiment of the invention includes an electric power transmission circuit and an electric power receiving circuit. The electric power transmission circuit includes a full bridge circuit and a resonant type full bridge circuit. A direct-current power supply is used as an input of the full bridge circuit, the full bridge circuit includes two sets of switching elements, two switching elements being connected in series in each set of the switching elements, a drive circuit alternately feeds a pulse signal to gates of the switching elements to perform switching of the direct-current input in the full bridge circuit, and a serial resonant circuit of a resonant capacitor and an electric power transmission coil is connected to an output of the full bridge circuit in the resonant type full bridge circuit. The electric power receiving circuit includes an electric power receiving coil and a rectifying and smoothing circuit. The electric power receiving coil is electromagnetically coupled to the electric power transmission coil, and the rectifying and smoothing circuit rectifies an output of the electric power receiving coil. In the non-contact electric power transmission circuit, a push-pull output PWM control circuit is provided in the drive circuit that controls the full bridge circuit, and only one of the switching elements in each set of switching elements performs a regenerative operation. Therefore, a non-contact electric power transmission circuit in which the resonant type full bridge circuit can be controlled by PWM control at a level similar to that of a phase shift operation can be provided.

摘要翻译： 根据本发明实施例的非接触电力传输电路包括电力传输电路和电力接收电路。 电力传输电路包括全桥电路和谐振型全桥电路。 使用直流电源作为全桥电路的输入，全桥电路包括两组开关元件，两组开关元件串联连接在每组开关元件中，驱动电路交替馈送脉冲 信号到开关元件的栅极以执行全桥电路中的直流输入的切换，并且谐振电容器和电力发送线圈的串联谐振电路连接到谐振电路中的全桥电路的输出 型全桥电路。 电力接收电路包括电力接收线圈和整流平滑电路。 电力接收线圈与电力传输线圈电磁耦合，整流平滑电路对电力接收线圈的输出进行整流。 在非接触式电力传输电路中，在控制全桥电路的驱动电路中设置有推挽输出PWM控制电路，并且每组开关元件中的只有一个开关元件进行再生动作。 因此，可以提供其中可以通过PWM控制来控制谐振型全桥电路的类型与相移操作类似的非接触电力传输电路。

公开(公告)号：US20130033348A1

公开(公告)日：2013-02-07

申请号：US13591045

申请日：2012-08-21

申请人： Koichi SAITO ,  Chitoshi Sakai

发明人： Koichi SAITO ,  Chitoshi Sakai

IPC分类号： H01F27/29 ,  B29C39/10 ,  H01F27/02

CPC分类号： H01F41/005 ,  H01F27/292 ,  H01F27/327 ,  H01F41/127 ,  H01F2017/048 ,  Y10T29/4902 ,  Y10T29/49069 ,  Y10T29/4913 ,  Y10T29/49146

摘要： A method of producing a surface-mount inductor by encapsulating a coil with an encapsulation material containing a resin and a filler using a mold die assembly is provided. A tablet is prepared by preforming the encapsulation material into a shape having a flat plate-shaped portion and a pillar-shaped convex portion on a peripheral thereof A coil is a wound conductive wire having a cross-section of rectangular-shape. The coil is placed on the tablet to allow both ends of the coil to extend along an outer side surface of the pillar-shaped convex portion of the tablet. The coil and the encapsulation material are integrated together while clamping the both ends of the coil between an inner wall surface of the mold die assembly and the outer side surface of the pillar-shaped convex portion of the tablet, to form a molded body.

摘要翻译： 提供了一种通过使用模具组件将包含树脂和填料的封装材料封装在一起的线圈来制造表面安装电感器的方法。 通过将封装材料预成型为具有平板状部分和其周边上的柱状凸部的形状来制备片剂。线圈是具有矩形截面的缠绕导线。 线圈被放置在片剂上以允许线圈的两端沿着片剂的柱状凸部的外侧表面延伸。 线圈和封装材料在将模具的内壁表面与片剂的柱状凸部的外侧表面夹紧在一起的同时将线圈的两端夹紧在一起，以形成模制体。

公开(公告)号：US08339097B2

公开(公告)日：2012-12-25

申请号：US12589988

申请日：2009-11-02

申请人： Hideki Kojima ,  Hiroshi Furuya

发明人： Hideki Kojima ,  Hiroshi Furuya

IPC分类号： H02J7/00

CPC分类号： H02J7/025 ,  H01F27/365 ,  H01F38/14 ,  H02J50/12 ,  H02J50/80 ,  H02J50/90

摘要： A non-contact power transfer apparatus includes a power transmission unit including a power transmission coil, a power transmission circuit, a current detection circuit, and a unit detection means and a first microcomputer with a control circuit for controlling each of the circuits. The non-contact power transfer apparatus also includes a power reception unit having a power reception coil, a rectification smoothing circuit, a series regulator, a charge battery unit with a rechargeable battery, a switching element for pulse-charging and a second microcomputer with a control circuit for controlling the series regulator and the switching element. As such, the power reception unit receives power via the power reception coil, while the rectification smoothing circuit and series regulator generate a set voltage. The set voltage is used to start the second microcomputer to apply an initial reset and a pulse pattern as an ID authentication pattern to the switching element.

摘要翻译： 一种非接触式电力传送装置包括：电力传输单元，包括电力传输线圈，电力传输电路，电流检测电路和单元检测装置;以及具有用于控制每个电路的控制电路的第一微型计算机。 非接触式电力传送装置还包括具有受电线圈，整流平滑电路，串联调节器，具有可再充电电池的充电电池单元，用于脉冲充电的开关元件的电力接收单元和具有 用于控制串联调节器和开关元件的控制电路。 因此，电力接收单元经由受电线圈接收电力，而整流平滑电路和串联调节器产生设定电压。 设定电压用于启动第二微型计算机以将初始复位和脉冲模式作为ID认证模式施加到开关元件。

公开(公告)号：US20120206213A1

公开(公告)日：2012-08-16

申请号：US13350562

申请日：2012-01-13

申请人： Hiroshi KOJIMA ,  Takayuki YABE ,  Kazuhiro ITO

发明人： Hiroshi KOJIMA ,  Takayuki YABE ,  Kazuhiro ITO

IPC分类号： H01P5/107

CPC分类号： H01P5/087 ,  H01P1/2088 ,  H01P5/107

摘要： Dielectric waveguide comprising a circular input/output electrode on its bottom surface and surrounded by an exposed dielectric portion thereof around which a conductor film is disposed. A short stub crosses through the exposed dielectric portion to couple the electrode and film together. The printed circuit board has a front surface formed with a generally-circular island-shaped electrode surrounded by a front surface-side ground pattern in a spaced-apart relation thereto, and a back surface formed with a strip line surrounded by a back surface-side ground pattern in spaced-apart relation thereto. An approximate center of the island-shaped electrode and one end of the strip line are coupled together, and the front surface-side ground pattern and the back surface-side pattern are coupled together. The input/output electrode of the dielectric waveguide and the island-shaped electrode of the printed circuit board are coupled together.

摘要翻译： 介质波导在其底表面上包括一个圆形的输入/输出电极，并被暴露的电介质部分所围绕，导体膜布置在该绝缘介质部分周围。 短短的短截线穿过暴露的电介质部分，以将电极和膜耦合在一起。 印刷电路板具有形成有由与其间隔开的前表面侧接地图案包围的大致圆形的岛状电极的前表面，以及形成有由背面侧接地线包围的带状线的背面， 侧接地图案与其间隔开的关系。 岛状电极的大致中心和带状线的一端被耦合在一起，并且前表面侧接地图案和背面侧图案被耦合在一起。 介质波导的输入/输出电极和印刷电路板的岛状电极耦合在一起。

公开(公告)号：US08212415B2

公开(公告)日：2012-07-03

申请号：US12709326

申请日：2010-02-19

申请人： Hideki Kojima

发明人： Hideki Kojima

IPC分类号： H01F38/00 ,  H01F37/00

CPC分类号： H02J50/12 ,  H02J5/005 ,  H02M3/337 ,  Y02B70/1433

摘要： Disclosed is a noncontact electric power transmission system having a power transmitter circuit section 10 and a power receiver circuit section 30 which are adapted to be coupled to transmit electric power from a transmitter coil Lp provided in the power transmitter circuit section 10 to a receiver coil Ls provided in the power receiver circuit section 30, in a noncontact manner by means of electromagnetic induction. The noncontact electric power transmission system comprises: a separately-excited or self-excited switching circuit 2 provided in the power transmitter circuit section 10; a control IC 3 operable to drive the switching circuit 2; an LC series resonant circuit including a capacitor Cp connected in series to the transmitter coil Lp or an LC parallel resonant circuit including a capacitor Cp connected in parallel to the transmitter coil Lp; and an LC parallel resonant circuit including a capacitor Cs connected in parallel to the receiver coil Ls, wherein an oscillating frequency (Fosc) of the control IC 3, a resonant frequency (Fpr) of the LC series resonant circuit or the LC parallel resonant circuit in the power transmitter circuit section 10, and a resonant frequency (Fsr) of the LC parallel resonant circuit in the power receiver circuit section 30, have the following relationship: Fpr

摘要翻译： 公开了一种非接触电力传输系统，其具有功率发射器电路部分10和功率接收器电路部分30，其适于被耦合以将来自设置在功率发射器电路部分10中的发射器线圈Lp的电力传输到接收器线圈Ls 设置在电力接收电路部30中，通过电磁感应以非接触方式。 非接触电力传输系统包括：设置在电力发送器电路部分10中的单独激励的或自激的开关电路2; 用于驱动开关电路2的控制IC 3; 包括串联连接到发射线圈Lp的电容器Cp或包括与发射线圈Lp并联连接的电容器Cp的LC并联谐振电路的LC串联谐振电路; 以及包括与接收线圈Ls并联连接的电容器Cs的LC并联谐振电路，其中控制IC3的振荡频率（Fosc），LC串联谐振电路或LC并联谐振电路的谐振频率（Fpr） 在功率发送器电路部分10中，以及功率接收器电路部分30中的LC并联谐振电路的谐振频率（Fsr）具有以下关系：Fpr

公开(公告)号：US20100219696A1

公开(公告)日：2010-09-02

申请号：US12709326

申请日：2010-02-19

申请人： Hideki Kojima

发明人： Hideki Kojima

IPC分类号： H02J17/00

CPC分类号： H02J50/12 ,  H02J5/005 ,  H02M3/337 ,  Y02B70/1433

摘要： Disclosed is a noncontact electric power transmission system having a power transmitter circuit section 10 and a power receiver circuit section 30 which are adapted to be coupled to transmit electric power from a transmitter coil Lp provided in the power transmitter circuit section 10 to a receiver coil Ls provided in the power receiver circuit section 30, in a noncontact manner by means of electromagnetic induction. The noncontact electric power transmission system comprises: a separately-excited or self-excited switching circuit 2 provided in the power transmitter circuit section 10; a control IC 3 operable to drive the switching circuit 2; an LC series resonant circuit including a capacitor Cp connected in series to the transmitter coil Lp or an LC parallel resonant circuit including a capacitor Cp connected in parallel to the transmitter coil Lp; and an LC parallel resonant circuit including a capacitor Cs connected in parallel to the receiver coil Ls, wherein an oscillating frequency (Fosc) of the control IC 3, a resonant frequency (Fpr) of the LC series resonant circuit or the LC parallel resonant circuit in the power transmitter circuit section 10, and a resonant frequency (Fsr) of the LC parallel resonant circuit in the power receiver circuit section 30, have the following relationship: Fpr

摘要翻译： 公开了一种非接触电力传输系统，其具有功率发射器电路部分10和功率接收器电路部分30，其适于被耦合以将来自设置在功率发射器电路部分10中的发射器线圈Lp的电力传输到接收器线圈Ls 设置在电力接收电路部30中，通过电磁感应以非接触方式。 非接触电力传输系统包括：设置在电力发送器电路部分10中的单独激励的或自激的开关电路2; 用于驱动开关电路2的控制IC 3; 包括串联连接到发射线圈Lp的电容器Cp或包括与发射线圈Lp并联连接的电容器Cp的LC并联谐振电路的LC串联谐振电路; 以及包括与接收线圈Ls并联连接的电容器Cs的LC并联谐振电路，其中控制IC3的振荡频率（Fosc），LC串联谐振电路或LC并联谐振电路的谐振频率（Fpr） 在功率发送器电路部分10中，以及功率接收器电路部分30中的LC并联谐振电路的谐振频率（Fsr）具有以下关系：Fpr

公开(公告)号：US20090015210A1

公开(公告)日：2009-01-15

申请号：US12218092

申请日：2008-07-11

申请人： Hideki Kojima

发明人： Hideki Kojima

IPC分类号： H02J7/06

CPC分类号： H02J50/12 ,  B60L3/04 ,  B60L11/182 ,  B60L11/1829 ,  B60L2240/80 ,  B60L2260/44 ,  H02J5/005 ,  H02J50/90 ,  Y02T10/7005 ,  Y02T10/7072 ,  Y02T90/12 ,  Y02T90/121 ,  Y02T90/122 ,  Y02T90/125 ,  Y02T90/14 ,  Y10T307/74

摘要： The object is to provide a safe non-contact electric power transmission apparatus reducing unnecessarily consumed electric power, while intermittently-operated or otherwise restrained electric power transmission is not performed, and heat is not generated when a metal such as a foreign object is placed. In a non-contact electric power transmission apparatus having: a power supplying unit 10 main body containing a power supplying coil L1 for non-contact electric power transmission; a power receiving unit 50 containing a power receiving coil L50 for non-contact electric power transmission; and a supporting base 20 for detachably mounting the power receiving unit 50, formed in a portion of the power supplying unit 10 main body, electric power being transmitted from the power supplying coil L1 to the power receiving coil L50 in a non-contact manner using electromagnetic induction, the power receiving unit 50 has a modulation circuit 52 which outputs a recognition signal upon receiving electric power from the power supplying coil L1 at the power receiving coil L50, and the power supplying unit 10 has a electric power transmitting circuit 1, a control circuit 2, detecting means 3, a demodulation circuit 4, a recognition circuit 5, and a timer circuit 6.

摘要翻译： 本发明的目的是提供一种安全的非接触式电力传输装置，在不进行间歇操作或其他方式的限制的电力传输的情况下，减少不必要的消耗电力，并且在放置诸如异物的金属时不产生热量。 一种非接触电力传输装置，具有：供电单元10，主体包含用于非接触式电力传输的供电线圈L1; 电力接收单元50，其容纳用于非接触式电力传输的电力接收线圈L50; 以及支撑基座20，用于可拆卸地安装形成在供电单元10主体的一部分中的受电单元50，电力以非接触方式从供电线圈L1传递到电力接收线圈L50，使用 电力感应装置50具有调制电路52，在从受电线圈L50的供电线圈L1接收电力时输出识别信号，电力供给部10具有电力发送电路1， 控制电路2，检测装置3，解调电路4，识别电路5和定时器电路6。

公开(公告)号：US20080282533A1

公开(公告)日：2008-11-20

申请号：US12218962

申请日：2008-07-21

申请人： Masayoshi Yagi ,  Shingo Shimizu ,  Shin Murakami

发明人： Masayoshi Yagi ,  Shingo Shimizu ,  Shin Murakami

IPC分类号： H01F7/06 ,  H01R9/00

CPC分类号： H01F27/027 ,  H01F17/045 ,  H01F27/022 ,  H01F27/292 ,  H01F41/10 ,  Y10T29/49005 ,  Y10T29/49071 ,  Y10T29/49073 ,  Y10T29/4908 ,  Y10T29/4913 ,  Y10T29/49147 ,  Y10T29/49174 ,  Y10T29/4922

摘要： A miniature surface-mount electronic component which can ensure sufficient impact resistance and vibration resistance especially in an application to a severe use environment such as a vehicle-mounted coil, by putting some contrivance into a method for fixing a coil in a molding process and a method for holding a core and terminals. A miniature surface-mount electronic component including a bar-shaped core 2 on which a winding wire 3 is wound, and metal plates 5, with an outer casing 7 made of an insulating resin molded, includes flanges 2b substantially quadrangular in section at both ends of the bar-shaped core 2, and vertical grooves a and b are provided on side surfaces of the flanges 2b of the bar-shaped core 2 as fixing portions for preventing positional displacement occurring when the outer casing 7 is molded.